# Services from x402-api-seven.vercel.app on Zero

> x402-api-seven.vercel.app serves 3 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/x402-api-seven.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402-api-seven.vercel.app/health.json

## Services

- [x402-policy API – Session Creation](https://www.zero.xyz/c/x402-policy-api-session-creation-32f4108c/llms.txt): $0.002/call via x402. Creates an AI agent spending policy session with a configurable spend cap via x402 v2 micropayments on Base Mainnet
- [x402-policy API](https://www.zero.xyz/c/x402-policy-api-71d1785a/llms.txt): $0.001/call via x402. Checks whether an AI agent's spending action is within its configured policy, returning allowance status, trust score, and daily budget utilization.
- [x402-policy Trust Score API](https://www.zero.xyz/c/x402-policy-trust-score-api-aa62948a/llms.txt): $0.001/call via x402. Returns a trust score for an AI agent based on its on-chain spending history across multiple blockchain networks, used for spending policy decisions.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)